CW-430差压计的附记压力部分是由一个()螺旋弹簧管和在原理上与差压显示部分相同的

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问题:

CW-430差压计的附记压力部分是由一个()螺旋弹簧管和在原理上与差压显示部分相同的四连杆机构组成的。

(A)单圈;

(B)无限位件;

(C)多圈;

(D)有限位件

考点:输气工考试输气工初级输气工初级题库
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What is the best way to study? This is a very important question. Some Chinese students often   31  very hard for long hours. It is a   32   habit, but it is not a better way to study. An efficient(讲效率的) student must   33   enough sleep, enough food and enough rest. Every week you   34   to go out for a walk or visit some friends or some nice places. It's good       35   your study. When you return to your studies, you'll find yourself   36   than before and you'll learn more.
Maybe we can   37   that learning English is   38   taking Chinese medicine. We don't mean that it's bitter (苦的). We mean that like Chinese medicine, the efficiency of your study   39   slowly but surely.   40   slowly but surely every day and effects will come just like Chinese medicine.
小题1:
A.playB.studyC.sleepD.think
小题2:
A.bestB.betterC.goodD.bad
小题3:
A.haveB.doC.wantD.make
小题4:
A.wantB.hopeC.needD.wish
小题5:
A.inB.forC.toD.at
小题6:
A.weakerB.strongerC.fatterD.thinner
小题7:
A.sayB.guessC.talkD.know
小题8:
A.aboutB.onC.atD.like
小题9:
A.returnsB.comesC.givesD.gets
小题10:
A.SleepB.KnowC.LearnD.Play
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台州某外贸公司不服台州市国税局对其作出的某项行政处罚决定,请问某外贸公司应该向下列哪个机构提出行政复议申请?

A.台州市国税局

B.浙江省国税局

C.台州市人民政府

D.台州市人民法法院

题型:单项选择题

酚酞指示剂滴定法适用于()中游离二氧化碳的测定

A.一般地表水

B.含有酸性工矿废水

C.酸再和阳离子树脂交换器的出水

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把电阻R接在电压恒定的电源两端.为了测量通过它的电流,需要串联一个安培表.如果安培表本身的电阻是0.1R,那么安培表的读数跟没接安培表时通过电阻R的电流值的比是(  )

A.1:1.1

B.1.1:1

C.1:1

D.1.9:1

题型:单项选择题

近年来,跨国公司的发展出现了哪些新趋势?

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